<SerializableAttribute()>
Public Structure AnnRectangle 
   Inherits System.ValueType

Dim instance As AnnRectangle

[SerializableAttribute()]
public struct AnnRectangle : System.ValueType 

[SerializableAttribute()]
public value class AnnRectangle : public System.ValueType 

Private Sub AnnRectangle_AnnRectangle()
   ' set up a new unit converter with 96 DPI
   Dim converter As AnnUnitConverter = New AnnUnitConverter(96, 96)
   ' create a new annotation rectangle that is located at 1.5 and 2 inches and has a width, height of 3 and 4 inches.
   Dim rc As AnnRectangle = New AnnRectangle(1.5F, 2.0F, 3.0F, 4.0F, AnnUnit.Inch)

   ' show the rectangle
   Dim s As String = String.Format("{0}", rc)
   MessageBox.Show(s)

   ' convert the rectangle to pixels
   rc.Convert(converter, AnnUnit.Pixel)

   ' show
   s = String.Format("{0}", rc)
   MessageBox.Show(s)
End Sub

private void AnnRectangle_AnnRectangle()
{
   // set up a new unit converter with 96 DPI
   AnnUnitConverter converter = new AnnUnitConverter(96, 96);
   // create a new annotation rectangle that is located at 1.5 and 2 inches and has a width, height of 3 and 4 inches.
   AnnRectangle rc = new AnnRectangle(1.5f, 2f, 3f, 4f, AnnUnit.Inch);

   // show the rectangle
   string s = string.Format("{0}",rc);
   MessageBox.Show(s);

   // convert the rectangle to pixels
   rc.Convert(converter, AnnUnit.Pixel);

   // show
   s = string.Format("{0}", rc);
   MessageBox.Show(s);
}